Gate latch



FIG. 1 is a top, front, and left side perspective view of a gate latch showing my new design, the broken-line depiction of portions of the gate being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof, the bottom being a mirror image of that shown;

FIG. 4 is a right side elevational view thereof; and

FIG. 5 is a left side elevational view thereof. 

The ornamental design for a gate latch, as shown and described. 